Secure Software Engineer (Hybrid) - National Lab Impact

LLNL; Livermore (CA); Hybrid; USD 146,000 - 223,000; Full time

Benefits offered by this job

Referral bonus $1500

Job summary

Lawrence Livermore National Laboratory (LLNL) seeks a Software Engineer to design, build, and operate secure applications for mission-critical data. You will own software across its lifecycle, modernizing systems and creating reusable capabilities for LLNL programs.

The role spans Python services, REST APIs, web interfaces, containers, visualization, databases, and CI/CD automation. On-site presence is required ~3–4 days/week with potential hybrid scheduling.

Qualifications

• Ability to obtain and maintain a U.S. DOE Q clearance, requiring U.S. citizenship.
• Bachelor’s degree in Computer Science, Computer Engineering, or related field, or equivalent combination of education and experience.
• Broad experience delivering maintainable software using Python, Java, TypeScript, or another modern programming language.
• Broad experience in web services and REST APIs, frontend development, databases, containerization, CI/CD, automated testing, or production operations.
• Comprehensive experience using Git and participating in collaborative code reviews.
• Ability to translate scientific, engineering, or business workflows into software requirements and solutions.
• Proficient written and verbal communication and collaboration with technical and nontechnical stakeholders.

Responsibilities

• Design, build, test, deploy, and maintain secure software applications and services supporting scientific workflows.
• Own features across the software lifecycle from requirements and architecture through deployment and operational support.
• Design and implement REST APIs with proper data modeling, authentication, authorization, and error handling.
• Develop usable web interfaces and scientific visualization using modern frameworks.
• Build, deploy, and troubleshoot containerized applications and contribute to CI/CD pipelines.
• Partner with scientists, data engineers, and application teams to translate workflows into maintainable software.
• Participate in design discussions and code reviews, providing constructive feedback.

Skills

Python

Java

TypeScript

REST APIs

Web development

CI/CD

Education

Bachelor's degree in CS/CE or related

Tools

Git

Docker

Kubernetes

OpenShift

Job description

Lawrence Livermore National Laboratory (LLNL) seeks a Software Engineer to design, build, and operate secure applications for mission-critical data. You will own software across its lifecycle, modernizing systems and creating reusable capabilities for LLNL programs.

The role spans Python services, REST APIs, web interfaces, containers, visualization, databases, and CI/CD automation. On-site presence is required ~3–4 days/week with potential hybrid scheduling.